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WOOD 23-62 2022 CALIFORNIA BUILDING CODE ventional elements with other applicable provisions of this code and shall be compatible with the performance of the conventionally framed system. SECTION 2309 WOOD FRAME CONSTRUCTION MANUAL 2309.1 Wood Frame Construction Manual. Structural design in accordance with the AWC WFCM shall be permit- ted for buildings assigned to Risk Category I or II subject to the limitations of Section 1.1.3 of the AWC WFCM and the load assumptions contained therein. Structural elements beyond these limitations shall be designed in accordance with accepted engineering practice. 2309.1.1 Additional requirements. [DSA-SS, DSA-SS/CC, OSHPD 1R, 2 & 5] The use of the AWC WFCM is permit- ted provided the design and construction also comply with Sections 2304, 2305 and 2302.1, Item 1 or 2, and engineer- ing analysis is furnished demonstrating compliance. TABLE 2308.7.1(1) CEILING JOIST SPANS FOR COMMON LUMBER SPECIES (Uninhabitable attics without storage, live load = 10 psf, L/ǻ = 240) (continued) CEILING JOIST SPACING (inches) SPECIES AND GRADE DEAD LOAD = 5 psf 2 × 4 2 × 6 2 × 8 2 × 10 Maximum ceiling joist spans (ft. - in.) (ft. - in.) (ft. - in.) (ft. - in.) 12 Douglas Fir-Larch SS 13-2 20-8 Note a Note a Douglas Fir-Larch #1 12-8 19-11 Note a Note a Douglas Fir-Larch #2 12-5 19-6 25-8 Note a Douglas Fir-Larch #3 10-10 15-10 20-1 24-6 Hem-Fir SS 12-5 19-6 25-8 Note a Hem-Fir #1 12-2 19-1 25-2 Note a Hem-Fir #2 11-7 18-2 24-0 Note a Hem-Fir #3 10-10 15-10 20-1 24-6 Southern Pine SS 12-11 20-3 Note a Note a Southern Pine #1 12-5 19-6 25-8 Note a Southern Pine #2 11-10 18-8 24-7 Note a Southern Pine #3 10-1 14-11 18-9 22-9 Spruce-Pine-Fir SS 12-2 19-1 25-2 Note a Spruce-Pine-Fir #1 11-10 18-8 24-7 Note a Spruce-Pine-Fir #2 11-10 18-8 24-7 Note a Spruce-Pine-Fir #3 10-10 15-10 20-1 24-6 16 Douglas Fir-Larch SS 11-11 18-9 24-8 Note a Douglas Fir-Larch #1 11-6 18-1 23-10 Note a Douglas Fir-Larch #2 11-3 17-8 23-0 Note a Douglas Fir-Larch #3 9-5 13-9 17-5 21-3 Hem-Fir SS 11-3 17-8 23-4 Note a Hem-Fir #1 11-0 17-4 22-10 Note a Hem-Fir #2 10-6 16-6 21-9 Note a Hem-Fir #3 9-5 13-9 17-5 21-3 Southern Pine SS 11-9 18-5 24-3 Note a Southern Pine #1 11-3 17-8 23-4 Note a Southern Pine #2 10-9 16-11 21-7 25-7 Southern Pine #3 8-9 12-11 16-3 19-9 Spruce-Pine-Fir SS 11-0 17-4 22-10 Note a Spruce-Pine-Fir #1 10-9 16-11 22-4 Note a Spruce-Pine-Fir #2 10-9 16-11 22-4 Note a Spruce-Pine-Fir #3 9-5 13-9 17-5 21-3 Copyright © 2022 ICC. ALL RIGHTS RESERVED. Accessed by Benjamin Ionescu (bciengineering@sbcglobal.net), (-) Order Number #101592667 on Jul 25, 2023 05:51 PM (CDT) pursuant to License Agreement with ICC. No further reproduction, no further reproductions by any third party, or distribution authorized. Single user only, copying and networking prohibited. ANY UNAUTHORIZED REPRODUCTION OR DISTRIBUTION IS A VIOLATION OF THE FEDERAL COPYRIGHT ACT AND THE LICENSE AGREEMENT, AND SUBJECT TO CIVIL AND CRIMINAL PENALTIES THEREUNDER. 101592667 3 OF 4 5510 W Roosevelt Ave12/10/2024